Vitamin C from the acerola cherry plus valuable zinc The combination of vitamin C and zinc contributes to the normal function of the immune system. The essential vitamin C contributes, among other things, to the normal function of blood vessels, bones, gums, skin, and energy metabolism. Zinc, the second most abundant trace element, plays a central role in metabolism. Zinc contributes to the normal function of acid-base metabolism and supports the maintenance of normal bones, hair, nails, and skin. Note: Free from artificial flavors and colors, free from harmful manufacturing substances, lactose and gluten free, vegan